Distribution: Occurring on both sides of the Cascades crest and in the Columbia River Gorge in Washington; British Columbia to California, east to the Atlantic Coast.
Habitat: Roadsides, fields, thickets, forest edge, and other open, disturbed areas from low to middle elevations.
Flowers: May-October
Origin: Native
Growth Duration: Annual, Biennial
Conservation Status: Not of concern
Pollination: Bees, butterflies, flies, apomixis?
Mostly annual, 3-7 dm. tall, with scanty foliage.
Leaves all cauline, entire, linear to lanceolate.
Heads several to numerous, small; involucre 2.5-5 mm. high, hairy and somewhat glandular; rays 50-100, pistillate, white, up to 6 mm. long and 0.4-1 mm. wide; disk corollas 1.5-2.6 mm. long, yellow; pappus of 10-15 very fragile bristles and some short, slender scales, the bristles wanting in the ray flowers.
Publication: Sp. Pl., ed. 4 [Willdenow] 3(3): 1956. 1803.
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var. septentrionalis – prairie fleabane
Occurring on both sides of the Cascades crest and in the Columbia River Gorge in Washington; Washington to California, east to Idaho and Wyoming, the Great Plains, and northeastern North America. -
var. strigosus – branching fleabane, daisy fleabane Occurring on both sides of the Cascades crest and in the Columbia River Gorge in Washington; British Columbia to California, east to the Atlantic Coast.
PNW Herbaria: Specimen records of Erigeron strigosus in the Consortium of Pacific Northwest Herbaria database.
WA Flora Checklist: Erigeron strigosus checklist entry.
OregonFlora: Erigeron strigosus information.
E-Flora BC: Erigeron strigosus atlas page.
CalPhotos: Erigeron strigosus photos.
USDA Plants: Erigeron strigosus information.
